<template>
  <div class="shopcar-container">
      <!-- 商品列表区域 -->
    <div class="goods-list">
      <div class="mui-card" v-for="(item,i) in goodslist" :key="item.id">
        <div class="mui-card-content">
            <div class="mui-card-content-inner">
                <mt-switch v-model="$store.getters.getGoodsSelected[item.id]" @change="selectedChanged(item.id, $store.getters.getGoodsSelected[item.id])"></mt-switch>
                <img :src="item.thumb_path" alt="">
                <div class="info">
                    <h1>{{ item.title }}</h1>
                    <p>
                        <span class="price">&yen;{{ item.sell_price }}</span>
                        <numbox :initcount="$store.getters.getGoodsCount[item.id]" :goodsid="item.id"></numbox>
                        <a href="#" @click.prevent="remove(item.id ,i)">删除</a>
                    </p>
                 </div>
            </div>
        </div>
      </div>
    </div>
   <!-- 结算区域 -->
    <div class="mui-card">
      <div class="mui-card-content">
        <div class="mui-card-content-inner jiesuan">
            <div class="left">
                <p>总计(不含运费)</p>
                <p>
                    已勾选商品<span class="red">{{ $store.getters.getGoodsCountAndAmount.count}}</span>件，总价：
                    <span class="red">&yen;{{ $store.getters.getGoodsCountAndAmount.amount}}</span>
                </p>
            </div>
            <mt-button type="danger">去结算</mt-button>
        </div>
      </div>
    </div>
  </div>
</template>
<script>
//导入数字框组件
import numbox from '../subcomponents/shopcar_numbox.vue';
import { Toast} from 'mint-ui'
export default {
    data(){
        return {
            goodslist: []
        }
    },
    created(){
        this.getGoodsList();
    },
    methods: {
        //获取购物车数据
        getGoodsList(){
            //获取store中的商品id
            let idArr = [];
            this.$store.state.car.forEach( item => {
                idArr.push(item.id)
            })
          // 如果 购物车中没有商品，则直接返回，不需要请求数据接口，否则会报错
            if(idArr.length <= 0)return;
            //请求数据
            this.$http.get('api/goods/getshopcarlist/'+ idArr.join(",")).then( result => {
                if(result.body.status === 0){
                    this.goodslist = result.body.message;
                }
            },error => {
                Toast('数据请求失败！');
            })
        },
        //删除数据操作
        remove(id ,index){
            this.goodslist.splice(index, 1);
            this.$store.commit('removeFormCar',id);
        },
        //勾选框状态处理
        selectedChanged(id ,val){
            this.$store.commit('updateGoodsSelected',{id,selected: val})
        }
    },
    components: {
        numbox
    }
}
</script>
<style lang="scss" scoped>
.shopcar-container {
  background-color: #eee;
  overflow: hidden;
  .goods-list {
    display: block;
    .mui-card-content-inner {
      display: flex;
      align-items: center;
    }
    img {
      margin-left: 10px;
      width: 60px;
    }
    h1 {
      font-size: 13px;
    margin-bottom: 20px;
    }
    .info {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      margin-left: 10px;
      .price {
        color: red;
        font-weight: bold;
      }
    }
  }
  .jiesuan {
    display: flex;
    justify-content: space-between;
    align-items: center;
    .red {
      color: red;
      font-weight: bold;
      font-size: 16px;
    }
  }
}
</style>